This Hublot Big Bang Automatic Chronograph Watch pushes the boundaries of conventional design, showcasing a daring, powerful and technical aesthetic. Red flashes on the dial and a structured rubber strap lends even more weight to its uncompromising industrial identity. At A Glance  Presented on a black structured rubber strap with stainless steel deployment buckle clasp 44mm polished and satin-finished stainless steel case with 100m water resistance Vertical satin-finished stainless steel bezel with 6 H-shaped titanium screws Scratch resistant sapphire crystal with anti-reflective treatment Matte black dial with Arabic numeral and baton hour markers Three chronograph sub-dials Date window at 4:30 Powered by the HUB4100 self-winding automatic movement Up to 42 hours power reserve